Fixes compat parceling/unparceling of WearableExtender Actions

Makes the compat lib save the allowGeneratedReplies flag correctly on 
actions so that the value will be correctly saved and retrieved 
post-build.

Bug:34360598
Change-Id: Iec9588613b8e0439181ecff34eddb803064ef4fa
Fixes:34360598
Test: Wrote tests (that fail before this CL and now pass), and ran
./gradlew support-compat:connectedCheck --info --daemon 
-Pandroid.testInstrumentationRunnerArguments.class=android.support.v4.app.NotificationCompatTest
3 files changed